Software Alternatives & Startups

Substack VS Walls.io

Compare Substack VS Walls.io and see what are their differences

Substack

With Substack, anyone can start a publication that combines a personal website, blog, and email newsletter or podcast. It's quick and simple.

Rating
0 reviews
Walls.io

Walls.io is an all-in-one audience engagement solution that allows brands to collect, curate, and display user-generated content in an easy-to-customize feed that can be used on displays, websites, intranets, or apps.

Rating
5.0 · 2 reviews
Pricing
Paid Free trial €225 / Monthly
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, Substack seems to be a lot more popular than Walls.io. While we know about 111 links to Substack, we've tracked only 1 mention of Walls.io.

social mentions
111 vs 1
Blogging popularity
100% vs 0%
alternatives listed
240+ vs 145

Base details

Website, pricing, platforms and company facts side by side.

Substack
Walls.io
Website substack.com walls.io
Pricing —
Paid Free trial €225 / Monthly Official pricing
Platforms —
Web
Company Startup from the United States Startup from Austria · 10 - 19 employees · 2014
Listed in

About Substack and Walls.io

In their own words, as submitted to SaaSHub.

Substack
Walls.io

No description of Substack yet.

Use Walls.io at events, in shops, hotels, restaurants, and offices for your hashtag campaign, and even embed it on your website. 🔖 Tell your brand’s story with content aggregation 💎 Stay in control with automatic curation and moderation 🎨 Improve brand awareness with a custom feed 📺 Display your...

Read more about Walls.io

Features and specs

What each product offers, as listed by its team.

Substack 6 features
Walls.io 15 features
  • Ease of Use
    Substack offers a user-friendly interface that makes it easy for writers to publish and monetize their newsletters.
  • Built-in Monetization
    Writers can easily charge readers for subscriptions, allowing for straightforward monetization.
  • Direct Audience Connection
    Substack allows writers to build a direct relationship with their audience via email, which can lead to a more engaged readership.
  • Discovery and Community
    Features like staff picks and recommendations help writers get discovered by new readers.
  • No Upfront Costs
    Substack does not charge upfront fees; instead, it takes a percentage of subscription revenues, making it easier to start.
  • Content Ownership
    Writers retain full ownership of their content, giving them more control over their work.

Possible disadvantages

  • Revenue Share
    Substack takes a 10% cut of subscription revenues, which can add up for writers with a large subscriber base.
  • Limited Customization
    The platform has limited customization options compared to building a custom website or using more flexible CMS options.
  • Dependency on Platform
    Relying on Substack means depending on its policies and infrastructure, which could pose risks if the platform changes its terms or features.
  • Competition
    As more writers join Substack, it can become challenging to stand out amidst the growing competition.
  • Email Deliverability
    Writers may face issues with email deliverability, as some newsletters may end up in spam folders.
  • Payment Processing Fees
    Besides Substack's fee, payment processors like Stripe also take a percentage, further reducing net earnings for writers.
  • Automatic Moderation
  • Custom design
  • Free Trial
  • Templates
  • Video and Interactive Content
  • Hashtags tracking
  • Event social wall
  • Social proof
  • Social media feed
  • Social media display
  • Social newsroom
  • Polls
  • Reactions
  • Photo upload
  • Message board

Analysis

An editorial look at what each product does well and who it suits.

Substack
Walls.io

Overall verdict

  • Substack is a good choice for writers seeking autonomy and a straightforward way to monetize their content. However, it may not be the best fit for those who prefer working within the framework of a larger publication or those unfamiliar with the challenges of building and maintaining a subscriber base.

Why this product is good

  • Substack is a platform that allows writers, journalists, and content creators to publish and monetize their newsletters. It is praised for its ease of use, built-in subscription system, and direct-to-consumer model which enables writers to retain control over their audience and content. The platform has attracted both independent writers and established journalists seeking the freedom to monetize their work without traditional media constraints.

Recommended for

  • Independent writers and journalists
  • Content creators looking to monetize their work
  • Individuals seeking a direct relationship with their audience
  • Those who appreciate simplicity in publishing

Overall verdict

  • Overall, Walls.io is a reliable and versatile tool for businesses and event organizers seeking to create engaging social media displays. Its intuitive interface and comprehensive features make it a valuable asset for enhancing social interaction and visibility.

Why this product is good

  • Walls.io is considered a good platform because it allows users to aggregate and curate social media content from multiple platforms into visually appealing social media walls. It supports a wide array of social networks and offers customization options to fit the visual style of different brands. The platform is praised for its real-time updates, ease of use, and seamless integration with event displays, websites, and digital signage. Additionally, Walls.io provides moderation features and analytics, which help users maintain control over the content and measure engagement effectively.

Recommended for

  • Event organizers wanting to display social media feeds during live events.
  • Businesses aiming to showcase real-time customer engagement on their websites.
  • Marketing teams looking to enhance brand interaction through visually engaging content.
  • Retailers interested in amplifying customer testimonials and social proof via in-store digital displays.

Videos

Walkthroughs and reviews on video.

Substack 5 videos + Add
Walls.io 4 videos + Add

Monetizing Podcasts and Newsletters - Chris Best of Substack and Jonathan Gill of Backtracks

More videos

  • - E1016 Substack CEO Chris Best empowers writers via email newsletter platform, raised $15M from a16z
  • - Why EVERYONE should be on Substack | What it is, How it Works, $$$
  • - Beehiiv vs Substack (2024) - Which is Better?
  • - My Experience with SUBSTACK: An Honest Review of Substack

Walls.io Social Wall Solution for Events

More videos

  • - Social Media Wall for Your Website, Event or Display
  • - How to create a social wall in less than 5 minutes
  • - Bricks: The Social Media Wall Template That Adapts to Your Content

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Substack
Walls.io
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
CMS
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing Substack and Walls.io.

What makes your product unique?

Walls.io's answer:

Walls.io is a flexible, enterprise-ready social wall platform that helps brands collect, moderate, and display social media content and direct user submissions in real time—across websites, events, apps, intranets, and digital signage.

What truly sets Walls.io apart is its combination of ease of use, deep moderation control, and privacy-first design. With features like Direct Posts (no social account required), GDPR-friendly moderation workflows, and broad integrations (event platforms, CMSs, digital signage tools), Walls.io works just as well for public campaigns as it does for internal communications and regulated industries.

Why should a person choose your product over its competitors?

Walls.io's answer:

People choose Walls.io when they need reliable engagement without risk. Compared to competitors, Walls.io offers:

  • Direct Posts with QR codes, enabling safe participation without forcing users onto social networks

  • Advanced moderation and approval flows, ideal for large screens, internal comms, and conservative industries

  • True omnichannel flexibility: one wall can live on a website, at a live event, inside an app, and on office screens

  • Strong compliance posture, supporting GDPR-conscious brands and global organizations

In short, Walls.io isn’t just about displaying social media, it’s about owning and controlling the experience while still feeling live and authentic.

How would you describe the primary audience of your product?

Walls.io's answer:

Walls.io’s primary audience includes:

  • Marketing and event teams running live, hybrid, or virtual events

  • Internal communications and HR teams focused on employee engagement and employer branding

  • Enterprise and public-sector organizations that require moderation, privacy, and brand safety

  • Sports, education, and cultural institutions engaging large, diverse audiences on-site and online

They typically share one challenge: wanting high participation and visibility without losing control or compliance.

What's the story behind your product?

Walls.io's answer:

Walls.io was founded in Austria with the goal of making social media content usable beyond native platforms, especially at events and on owned channels.

Early on, the team recognized a gap: brands wanted the energy of social media, but not the chaos, data risks, or platform dependency. Walls.io evolved into a robust platform that balances real-time engagement with moderation, flexibility, and ownership. It has since grown into a global solution used by enterprises, NGOs, universities, and major brands worldwide.

Which are the primary technologies used for building your product?

Walls.io's answer:

At a high level, Walls.io is built on a modern SaaS architecture that includes:

  • Cloud-based infrastructure for scalability and global performance

  • API-driven integrations with major social networks, CMSs, event platforms, and signage tools

  • Real-time content ingestion and rendering technologies

  • Secure moderation, storage, and consent mechanisms aligned with data protection standards

Who are some of the biggest customers of your product?

Walls.io's answer:

Walls.io is trusted by well-known global organizations across industries, including:

  • World Health Organization (WHO) – for large-scale international events

  • Cisco – for global employee engagement and event campaigns

  • Sandvik – connecting employees across 150+ countries

  • Leonardo (aerospace & defense) – for safe, approved social sharing

  • Oklahoma City Thunder (NBA) – powering fan engagement at live games

  • Universities, trade shows, and global enterprises such as NAMM, BearingPoint, and Champlain College

These customers rely on Walls.io for its stability, moderation, and ability to scale engagement safely.

User comments

Share your experience with using Substack and Walls.io. For example, how are they different and which one is better?

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Reviews and articles

External articles and on-site reviews we used to compare the two products.

Substack no reviews yet
Walls.io 5.0 · 2 reviews

View more

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

Substack 111 mentions
Walls.io 1 mention
  • UK Defence Startups Are Being Denied Banking Services Under ESG Rules
    Books have already been written on this, some as early as 1945 (That Hideous Strength, C.S. Lewis). Otherwise I can recommend basically everything by Curtis Yarvin and Kevin Dolan (https://substack.com/@exitgroup,... - Source: Hacker News / 11 days ago
  • Show HN: Sphinx – a hook that quizzes you on your AI agent's code before push
    We built something quite similar 6 months ago called PEAK (Proof of Effort And Knowledge). Blog post and YT video here: https://substack.com/@jeffksmithjr/p-195763168 Our version has its own TUI and was intended for semi-adversarial... - Source: Hacker News / 13 days ago
  • Why Isn't the Industry Freaking Out About DeepSeek 4.1 Flash?
    Https://substack.com/@rubenafo/note/c-332218129?r=26y5kn&utm_source=notes-share-action&utm_medium=web. - Source: Hacker News / 24 days ago

View more

  • Tools for Mastodon
    Awesome thing! We're adding Mastodon support to https://walls.io/ next week - will allow you to track hashtags and create a Mastodon social wall content feed to embed as widget on your website or run on a screen/display! Source: almost 4 years ago

Alternatives to Substack and Walls.io

When comparing Substack and Walls.io, you can also consider the following products.